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16+ results
Field: Organic Chemistry

Review on in vivo and in vitro methods evaluation of antioxidant activity

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Md Nur Alam, Nusrat Jahan Bristi, Md Rafiquzzaman

Journal: Saudi Pharmaceutical JournalYear: 2012
Citations: 1724

A good number of abstracts and research articles (in total 74) published, so far, for evaluating antioxidant activity of various samples of research interest were gone through where 407 methods were come across, which were repeated from 29 different methods. These were classified as in vitro and in ...

Physical SciencesChemistryOrganic ChemistryOpen Access
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A review on biological and medicinal impact of heterocyclic compounds

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Emranul Kabir, Monir Uzzaman

Journal: Results in ChemistryYear: 2022Citations: 549

Heterocyclic compounds have gained a lot of attention because of their numerous significant medical and biological uses. Research interest on heterocyclic compounds is rapidly increasing due to the extensive synthetic study and functional utility. They are found in more than 90% of novel drugs, and ...

Physical SciencesChemistryOrganic ChemistryOpen Access
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DFT studies on vibrational and electronic spectra, HOMO–LUMO, MEP, HOMA, NBO and molecular docking analysis of benzyl-3-N-(2,4,5-trimethoxyphenylmethylene)hydrazinecarbodithioate

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Mohammad Abdul Mumit, Tarun Kumar Pal, Md. Ashraful Alam, Md. Al‐Amin‐Al‐Azadul Islam et al.

Journal: Journal of Molecular StructureYear: 2020Citations: 449

Benzyl-3-N-(2,4,5-trimethoxyphenylmethylene)hydrazinecarbodithioate (compound 1) is a bidentate and nitrogen-sulfur containing Schiff base, which has been synthesized by the condensation reaction of S-benzylndithiocarbazate and 2,4,5-trimethoxybenzaldehyde. The theoretical calculations of the mentio...

Physical SciencesChemistryOrganic ChemistryOpen Access
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Chitosan-coated cotton fiber composite for efficient toxic dye encapsulation from aqueous media

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Md. Shad Salman, Md. Chanmiya Sheikh, Md. Munjur Hasan, Md. Nazmul Hasan et al.

Journal: Applied Surface ScienceYear: 2023Citations: 401
Physical SciencesChemistryOrganic Chemistry
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Photo-triggered full-color circularly polarized luminescence based on photonic capsules for multilevel information encryption

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Siyang Lin, Yuqi Tang, W.P. Kang, Hari Krishna Bisoyi et al.

Journal: Nature CommunicationsYear: 2023Citations: 326

Materials with phototunable full-color circularly polarized luminescence (CPL) have a large storage density, high-security level, and enormous prospects in the field of information encryption and decryption. In this work, device-friendly solid films with color tunability are prepared by constructing...

Physical SciencesChemistryOrganic ChemistryOpen Access
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A new structural alternative in benzo[b]furans for antimicrobial activity

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Md. Wahab Khan, Mohammad Jahangir Alam, Mohammad Mamun Ur Rashid, Rasheduzzaman Chowdhury

Journal: Bioorganic & Medicinal ChemistryYear: 2005Citations: 283

Two series of 2-substituted and three new diacetyl benzofurans were synthesized through palladium-catalyzed reactions and their in vitro antimicrobial spectra were assessed. The compounds demonstrated mild to significant growth inhibition against antibiotic-susceptible standard and clinically isolat...

Physical SciencesChemistryOrganic Chemistry
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Triazoles and Their Derivatives: Chemistry, Synthesis, and Therapeutic Applications

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Mohammed Mahbubul Matin, Priyanka Matin, Md. Rezaur Rahman, Taïbi Ben Hadda et al.

Journal: Frontiers in Molecular BiosciencesYear: 2022Citations: 278

Among the nitrogen-containing heterocyclic compounds, triazoles emerge with superior pharmacological applications. Structurally, there are two types of five-membered triazoles: 1,2,3-triazole and 1,2,4-triazole. Due to the structural characteristics, both 1,2,3- and 1,2,4-triazoles are able to accom...

Physical SciencesChemistryOrganic ChemistryOpen Access
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Microwave-Assisted Chemistry: a Rapid and Sustainable Route to Synthesis of Organics and Nanomaterials

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Vivek Polshettiwar, Mallikarjuna N. Nadagouda, Rajender S. Varma

Journal: Australian Journal of ChemistryYear: 2009Citations: 206

The use of emerging microwave (MW)-assisted chemistry techniques in conjunction with benign reaction media is dramatically reducing chemical waste and reaction times in several organic syntheses and chemical transformations. The present review summarizes recent developments in MW-assisted synthesis,...

Physical SciencesChemistryOrganic Chemistry
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Protein Extraction Using Reverse Micelles

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Kent E. Cöklen, T. Alan Hatton

Journal: Biotechnology ProgressYear: 1985Citations: 196

The controlled solubilization of proteins in a reverse micelle-containing organic phase is considered as a method for separation of proteins by liquid-liquid extraction. Cytochrome-C was transferred between a bulk aqueous phase and a micellar phase, using the Aerosol OT-isooctane system of surfactan...

Physical SciencesChemistryOrganic Chemistry
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Synthesis of novel Schiff base analogues of 4-amino-1,5-dimethyl-2-phenylpyrazol-3-one and their evaluation for antioxidant and anti-inflammatory activity

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Mohammad Sayed Alam, Jung‐Hyun Choi, Dong‐Ung Lee

Journal: Bioorganic & Medicinal ChemistryYear: 2012Citations: 189

4-Aminoantipyrine (4-amino-1,5-dimethyl-2-phenylpyrazole-3-one) and its analogues have been found to be compounds of interest for their anti-inflammatory, analgesic, antiviral, antipyretic, antirheumatic and antimicrobial activities. In the present study, Schiff base analogues of 4-aminoantipyrine w...

Physical SciencesChemistryOrganic Chemistry
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A Comprehensive Account on Recent Progress in Pharmacological Activities of Benzimidazole Derivatives

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Shejuti Rahman Brishty, Md. Jamal Hossain, Mayeen Uddin Khandaker, Mohammad Rashed Iqbal Faruque et al.

Journal: Frontiers in PharmacologyYear: 2021Citations: 174

Nowadays, nitrogenous heterocyclic molecules have attracted a great deal of interest among medicinal chemists. Among these potential heterocyclic drugs, benzimidazole scaffolds are considerably prevalent. Due to their isostructural pharmacophore of naturally occurring active biomolecules, benzimidaz...

Physical SciencesChemistryOrganic ChemistryOpen Access
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Circularly polarized luminescence in chiral orientationally ordered soft matter systems

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Jiao Liu, Zhen‐Peng Song, Luyao Sun, Bingxiang Li et al.

Journal: Responsive materialsYear: 2023Citations: 169

Abstract Circularly polarized luminescent (CPL) materials have received significant attention in the field of fundamental science recently. These materials offer substantial advancement of technological applications, such as optical data storage, displays, and quantum communication. Various strategi...

Physical SciencesChemistryOrganic ChemistryOpen Access
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Synthesis and characterization of choline–fatty-acid-based ionic liquids: A new biocompatible surfactant

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Md. Korban Ali, Rahman Md Moshikur, Rie Wakabayashi, Yoshiro Tahara et al.

Journal: Journal of Colloid and Interface ScienceYear: 2019Citations: 155

Ionic liquid (IL) surfactants have attracted great interest as promising substitutes for conventional surfactants owing to their exceptional and favorable physico-chemical properties. However, most IL surfactants are not eco-friendly and form unstable micelles, even when using a high concentration o...

Physical SciencesChemistryOrganic Chemistry
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Interaction of cefadroxyl monohydrate with hexadecyltrimethyl ammonium bromide and sodium dodecyl sulfate

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Farida Akhtar, Md. Anamul Hoque, Mohammed Abdullah Khan

Journal: The Journal of Chemical ThermodynamicsYear: 2008Citations: 140
Physical SciencesChemistryOrganic Chemistry
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The synthesis of fused ring nitrogen heterocycles via regiospecific intramolecular heck reactions

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Ronald Grigg, Visuvanathar Sridharan, Paul J. Stevenson, Sukanthini Sukirthalingam et al.

Journal: TetrahedronYear: 1990Citations: 139
Physical SciencesChemistryOrganic Chemistry
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